Home / 5,015,218.68-7,518,366.54-2,173,780.80

Finding the Fourth Proportional to 5,015,218.68, 7,518,366.54 and 2,173,780.80

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Solution

The fourth proportional to 5,015,218.68, 7,518,366.54 and 2,173,780.80 is: 3,258,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015,218.68 : 7,518,366.54 = 2,173,780.80 : x
  2. Step 2: Convert to fraction form
    5,015,218.68/7,518,366.54 = 2,173,780.80/x
  3. Step 3: Cross multiply
    5,015,218.68x = 7,518,366.54 × 2,173,780.80
  4. Step 4: Simplify right side
    5,015,218.68x = 16,343,280,832,014.43
  5. Step 5: Solve for x
    x = 16,343,280,832,014.43/5,015,218.68
  6. Step 6: Final answer
    x = 3,258,737.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.